Degrees to Radians
Radians to Degrees
Definitions
Quadrants
Trig Equations
100

π/3

What is radian of 60 degrees

100

45 degrees

What is the degree of π /4

100

the circle with center at the origin and radius 1 unit.

What is the unit circle

100

4 quadrants

How many quadrants are there

100
The length of leg opposite of X ------------------------------------ length of hypotenuse
What is the sine of X
200

2 π/3

What is the radian of 120 degrees

200

90 degrees

What is the degree of π / 2

200

measure of an angle, arc, or rotation such that pi radians= 180 degrees.

What is radian

200

Top right 1st quadrant Top left 2nd quadrant Bottom left 3rd quadrant Bottom right 4th quadrant

What is the quadrant direction and order

200
The length of leg adjacent to X ------------------------------------ length of hypotenuse
What is the cosine of X
300

π

What is the radian of 180 degrees

300

405 degrees

What is the degree of radian 9π /4

300

A law stating that the ratio of a side of a plane triangle to the sine of the opposite angle is the same for all three sides.

What is law of sine

300

(x,y)

Where is Quadrant I.

300

length of leg opposite of X ------------------------------- length of leg adjacent to X

What is the tangent of X

400

2π 

What is the radian of 360/ 0 degrees

400

660 degrees

What is the degree of radian 23π/ 6

400

The longest side of a right triangle, opposite the right angle. .

What is the hypotenuse. 

400

(X, -Y)

What is Quadrant IV.

400

What is Law of Sines.

500

13π /6

What is the radian of 390 degrees

500

67.5 degrees

What is the degree of radian 3π / 8

500

The process of dividing a region into triangular pieces.

What is triangulation

500

(-X, -Y)

What is Quadrant III. 

500

c2 = a2 + b2 − 2ab cos(C)

What is the law of cosine